Pith Number

pith:KVJV2O3Y

pith:2023:KVJV2O3YUB4G5GIJNO77YC2FQC

not attested not anchored not stored refs pending

Building hierarchies of semiclassical Jacobi polynomials for spectral methods in annuli

Ioannis P. A. Papadopoulos, Richard M. Slevinsky, Sheehan Olver, Timon S. Gutleb

arxiv:2310.07541 v2 · 2023-10-11 · math.NA · cs.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KVJV2O3YUB4G5GIJNO77YC2FQC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T08:42:00.000242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55535d3b78a0786e99096bbffc0b458086de1885f857e5aca4ecbfbf66e33a13

Aliases

arxiv: 2310.07541 · arxiv_version: 2310.07541v2 · doi: 10.48550/arxiv.2310.07541 · pith_short_12: KVJV2O3YUB4G · pith_short_16: KVJV2O3YUB4G5GIJ · pith_short_8: KVJV2O3Y

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/KVJV2O3YUB4G5GIJNO77YC2FQC \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 55535d3b78a0786e99096bbffc0b458086de1885f857e5aca4ecbfbf66e33a13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2368bac6b8cb70584bb8737ed033551b1349fe5b6f5871e4e02b44a12e87a21a",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-10-11T14:45:25Z",
    "title_canon_sha256": "30caa2a44f64f714bcbfc78a3650b6047f4ab8cd8d7bab470c969212f753f5d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.07541",
    "kind": "arxiv",
    "version": 2
  }
}